Home / 3,607.10-4,977.65-2,190.94

Finding the Fourth Proportional to 3,607.10, 4,977.65 and 2,190.94

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Solution

The fourth proportional to 3,607.10, 4,977.65 and 2,190.94 is: 3,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.10 : 4,977.65 = 2,190.94 : x
  2. Step 2: Convert to fraction form
    3,607.10/4,977.65 = 2,190.94/x
  3. Step 3: Cross multiply
    3,607.10x = 4,977.65 × 2,190.94
  4. Step 4: Simplify right side
    3,607.10x = 10,905,732.49
  5. Step 5: Solve for x
    x = 10,905,732.49/3,607.10
  6. Step 6: Final answer
    x = 3,023.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.